The occurrence of a sporozoan in the myocardium of short-tailed shrew (Blarina brevicauda).
D000818:Animals; D006321:Heart / Q000469:parasitology*; D009206:Myocardium / Q000473:pathology; D012522:Sarcocystis / Q000302:isolation & purification*; D012523:Sarcocystosis / Q000453:epidemiology / Q000473:pathology / Q000662:veterinary*; D012788:Shrews / Q000469:parasitology*